Cooler box



FIG. 1 is a perspective view of a cooler box, showing my new design;

FIG. 2 is a left-side elevational view thereof;

FIG. 3 is a right-side elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines showing a Mustang GT automobile in FIG. 1 and a refilltube and coupler in the FIGS. are included for the purpose ofillustrating the invention in use, and form no part of the claimeddesign.

I claim the ornamental design for a cooler box, as shown and described. 